Question

Faça as divisoes indicadas usando a regra pratica: a) 3/5 : 2/3 b) 2/5 : 1/2 c) 3/4 : 2/5 d) 1/10 : 10/3 e) 7/8 : 14/9 f) 128/7 : 64/5


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Answer 1

a 3/5 : 2/3 = 3/5 x 3/2 = 9/10


b 2/5 : 1/2 = 2/5 x 2/1 = 4/5


c 3/4 : 2/5 = 3/4 x 5/2 = 15/8


d 1/10:10/3 = 1/10 x 3/10 = 3/100


e 7/8 : 14/9 = 7/8 x 9/14 = 63/112


f 128/7 : 64/5 = 128/7 x 5/64 = 640/448